Discover how early American farmers harvested corn by hand and how machinery in the 1920s began transforming agriculture forever.

Producers of biofuels like ethanol, which could help create a new generation of jet fuel, would have to overhaul their practices to receive tax credits. By Max Bearak and Dionne Searcey In a move ...

If the toolkit shows that biofuels are feasible, local farmers can see a boost in profits because they will supply the biomass. But there are risks to the new processes. "The investment costs are high ...